When did booth men and operators become projectionists?

Do you know when the word “projectionist” came into general favour?  Wikipedia uses the term for the role as it evolved with the development of technical and safety-related skills in the decade from 1905 on through to the last century’s end.  However, in so doing the writers of the page appear to accommodate present-day usage. In the period… Continue reading When did booth men and operators become projectionists?